有嘴状突起的,有喙状装饰的,有船嘴装饰的
Rostrate \Ros"trate\, Rostrated \Ros"tra*ted\, a. [L. rostratus, fr. rostrum a beak. See {Rostrum}.] 1. Having a process resembling the beak of a bird; beaked; rostellate. 2. Furnished or adorned with beaks; as, rostrated galleys.